Finding the Fourth Proportional to 2,454.67, 3,387.63 and 1,406.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.67 : 3,387.63 = 1,406.89 : x
2. Step 2: Convert to fraction form
   2,454.67/3,387.63 = 1,406.89/x
3. Step 3: Cross multiply
   2,454.67x = 3,387.63 × 1,406.89
4. Step 4: Simplify right side
   2,454.67x = 4,766,022.77
5. Step 5: Solve for x
   x = 4,766,022.77/2,454.67
6. Step 6: Final answer
   x = 1,941.61